General

  • Target

    212b12e2686111514455c97b689c8457.zip

  • Size

    437KB

  • Sample

    210319-mz8nmv7nea

  • MD5

    a2df4c5adccaf5c9475e6c25238c8f01

  • SHA1

    817d7f27789782bbf56cdf7d4ea06a2c36e7c017

  • SHA256

    e65a1457c10180cc8fb8c1afb32c5df452b455e1f46a5242dc1bdfaa3e930407

  • SHA512

    1a6f6d9bd09cc91a5db4cf6f9ccaab2661d89c12795fa9bbcf809a59bc02846f6c757d0a02f7c2f14295df72f287ea4ce77774cef6b4b1d691d4a6b5578d8374

Malware Config

Targets

    • Target

      212b12e2686111514455c97b689c8457

    • Size

      493KB

    • MD5

      212b12e2686111514455c97b689c8457

    • SHA1

      2c39181e491ccea8f3eb1020b698bfaf57b31c15

    • SHA256

      a8fe17654d8f2a952fee93bd6e78864ee4a2e766c92e6ba7dda2b0117e1ef97a

    • SHA512

      cec5e902dce2dd4d70eef4ca835efa2704e49c434dd81e2b99100df76b1b095110e11b54ad5d2036d60f5378bf5fd637c5e0d36b7fcd3c0cd9cd77bc34c95346

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Deletes itself

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks